/Engine/Source/Editor/EditorWidgets/Public/SAssetDropTarget.h
template<typename UserClass, typename... VarTypes> WidgetArgsType & OnIsAssetAcceptableForDropWithReason_UObject &40; UserClass &42; InUserObject, typename FIsAssetAcceptableForDropWithReason::template TConstMethodPtr< UserClass, VarTypes... > InFunc, VarTypes... Vars &41;